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Hot MessHot Mess is a show about how climate change impacts all of us, and about how we can create a better future for our planet and ourselves.
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- Now Playing14minOur Understanding of Floods is ALL Wrong
- Now Playing22minCan AI Help Us Talk to Whales?
- Now Playing16minWhy Is The World Rushing Back To The Moon?
- Now Playing11minThe Hazy Evolution of Cannabis
- Now Playing11minMeasuring the Universe With a 14-Billion Light-Year Ruler
- Now Playing16minHow Eclipses Revealed Our Solar System
- Now Playing10minA Giant Monster With a Giant Problem
- Now Playing10minWhat Will Earth Be Like 300 Million Years From Now?
- Now Playing16minWhat If Gravity is Not A Fundamental Force?
- Now Playing15minDoes Space Emerge From A Holographic Boundary?
It's Okay to Be Smart
- Now Playing5minDe-Extinction: A Mammoth Undertaking
- Now Playing8minWhy Do We Have to Sleep
- Now Playing4minThe Surprising Places We Waste Energy
- Now Playing5minWhy Do We Itch?
- Now Playing6minRelationship Advice from the Animal Kingdom
- Now Playing5minSolving the Puzzle of Plate Tectonics
- Now Playing8minThe Deadliest Flu Season in History?
- Now Playing6minHow The Pyramids Were Built (Pyramid Science Part 2)
- Now Playing6minThe Oldest Living Things In The World
- Now Playing6minWhy Are Cicadas So Good At Math?
- Now Playing8minNobel Prizes: Past, Present... and Future?
- Now Playing7minCould You Be Immune To Everything?
- Now Playing7minInside the World of Fire Ants!
- Now Playing3minYour Mom is LITERALLY Part Of You!
- Now Playing6minThe Delicious Science of CHEESE!
- Now Playing10minExoplanets: Are There Other Earths?
- Now Playing5minBeavers: The Smartest Things in Fur Pants
- Now Playing8minIs Space A Thing?
- Now Playing4minWe're Mainly Microbe: Meet Your Microbiome
- Now Playing5minWhy Do We Itch?
Origin of Everything
- Now Playing12minWhy Doesn't the US Have Paid Parental Leave?
- Now Playing7minWhen Men Wore High Heels
- Now Playing8minWhy Do We Get Grades in School?
- Now Playing10minWhy Does the Government Need to Know My Race?
- Now Playing10minWhat is Ethnicity?
- Now Playing7minHistory of the Word "Gay"
- Now Playing7minIs Poisoned Halloween Candy a Myth?
- Now Playing10minWhat is Cultural Appropriation?
- Now Playing8minWhy Do Women Give Birth Lying Down?
- Now Playing10minHow Did Martin Luther King Jr. Get a Holiday?
- Now Playing12minWhy Do Schools Teach Sex Education?
- Now Playing7minHow did Makeup, WWII, & Communism Create U.S. Healthcare?
- Now Playing8minWhy is there a North and South Korea?
- Now Playing7minHow Columbus Invented Cannibals
- Now Playing10minWhy was Pink for Boys and Blue for Girls?
- Now Playing10minIs Breakfast the Most Important Meal?
- Now Playing7minHow Your Rubber Ducky Explains Colonialism
- Now Playing8minWhy Do People Have Pets?
- Now Playing11minWhy Do We Have Private Prisons?
- Now Playing8minWhen DId Marriage Become about Love?
Two Cents
- Now Playing6minMoving Without Spending a Fortune
- Now Playing6minWomen Financial Superpowers
- Now Playing5minHow Cars Can Keep You Poor
- Now Playing6minHacking Your Brain to Get Out Of Debt
- Now Playing7minCan You Really Retire in Your 30s?
- Now Playing6minWhat Are The Most Lucrative Trades?
- Now Playing6minDo I Need To Buy A House?
- Now Playing7minIs It Even POSSIBLE to Save for Retirement?
- Now Playing7minLove and Money
- Now Playing5minHow Do Your Tax Dollars Get Spent?
- Now Playing5minHow are credit scores calculated?
- Now Playing8min5 Strange Investor Crazes!
- Now Playing5minBudgeting Basics
- Now Playing7minIs the Stock Market Just a Big Casino?
- Now Playing4minWhat is the DOW?
- Now Playing6minThe Ugly Truth About Airline Miles
- Now Playing6minShould You Break Up With Your Big Bank?
- Now Playing6minDoes Wealth Make You Meaner?
- Now Playing6minWhat the Heck Are Mutual Funds?
- Now Playing8minAre "Free" Video Games Really Free?
Monstrum
- Now Playing8minCreepy Clowns: The Horror Behind the Laughter
- Now Playing12minWas Púca the Nightmare Bunny That Inspired Donnie Darko?
- Now Playing11minThe Fatal Song of the Sirens
- Now Playing8minNuckelavee: Scotland's Skinless Evil Monstrosity
- Now Playing14minThe Evolution of Creepy Dolls
- Now Playing10minJorōgumo: The Deadly Spider Woman from Yokai Lore
- Now Playing11minBasilisk or Cockatrice? The Mysterious King of Serpents
- Now Playing6minThe Origin of Medusa
- Now Playing10minWill-o'-the-Wisp: Monstrous Flame or Scientific Phenomenon?
- Now Playing11minThe Original Urban Legend: Spring-Heeled Jack
- Now Playing6minRethinking Frankenstein's Monster
- Now Playing10minPontianak: The Vampiric Ghost of Southeast Asia
- Now Playing10minThe Enchanting Fairies of Celtic Lore
- Now Playing10minYara-ma-yha-who: Australia's Regurgitating, Blood-Sucking Mo
- Now Playing13minWhat Happened During Our Scary Slumber Party
- Now Playing12minDeath Worms: Fact or Fiction?
- Now Playing8minWerehyena: The Terrifying Shapeshifters of African Lore
- Now Playing15minBaba Yaga: The Ancient Origins of the Famous 'Witch'
- Now Playing13minThe SCP Foundation: Declassified
- Now Playing12minThe Origins of 'Big Bug' Science Fiction
Eons
- Now Playing13minFrom the Fall of Dinos to the Rise of Humans
- Now Playing10minWhen Crocs Thrived in the Seas
- Now Playing8minWhat Happened to the World's Biggest Beaver?
- Now Playing12minHow Sloths Went From the Seas to the Trees
- Now Playing11minThe Mystery Behind the Biggest Bears of All Time
- Now Playing9minThe Fossil Record In Your Mouth
- Now Playing11minHow We Identified One of Earth's Earliest Animals
- Now Playing8minWhere Did Viruses Come From?
- Now Playing9minHow the Turtle Got Its Shell
- Now Playing10minGiant Viruses Blur The Line Between Alive and Not
- Now Playing7minIs This The Oldest Dad In The Fossil Record?
- Now Playing13minThe Dinosaur Who Was Buried at Sea
- Now Playing9minDarwin Missed An Example of Evolution Right Under His Nose
- Now Playing6minHow Sex Became A Thing
- Now Playing9minHow Pterosaurs Got Their Wings
- Now Playing8minHow the Chalicothere Split In Two
- Now Playing13minDid Raptorex Really Exist?
- Now Playing8minBeans & Bees (Not Bats) Gave Us Butterflies
- Now Playing7minUntangling the Devil's Corkscrew
- Now Playing7minThe Other Explosion You Should Know About
Hot Mess
- Now Playing7minHow To Make Clothes Less Terrible for the Planet
- Now Playing5minHow A Sticker Kept 3 Billion Tons of CO2 Out of The Air
- Now Playing8minHow One Conservative Texas Town Went 100% Renewable
- Now Playing9minHow to Talk About Climate Change
- Now Playing4minCould Space Mirrors Cool The Globe?
- Now Playing3minCould climate change make you allergic to meat?
- Now Playing5minWhy We Confuse Weather and Climate
- Now Playing6minWould Your Neighbors Save You From a Flooding Home?
- Now Playing5minWhy Don't We Hear About the Ozone Hole Anymore?
- Now Playing10minThe Link Between Extreme Weather and Climate Change
- Now Playing5minWhat Can You Actually Do About Climate Change?
- Now Playing5minCan Farms and Forests Coexist?
- Now Playing6minCan We Get Solar Power To Everyone Who Wants It?
- Now Playing4minCould Space Mirrors Cool The Globe?
- Now Playing5minWe've Ignored Climate Change For More Than a Century
- Now Playing5minWhat the Cutest Animal Can Teach Us About Saving Ourselves
- Now Playing5minBeef Is Bad For The Climate. Can We Make It Better?
- Now Playing6minWhat if Carbon Emissions Stopped Tomorrow?
- Now Playing5minWhat's actually the worst greenhouse gas?
- Now Playing5minWhat Can You Actually Do About Climate Change?
Space Time
- Now Playing11minSupervoids vs Colliding Universes!
- Now Playing14minWhat If Physics IS Not Describing Reality?
- Now Playing10minS2: The Strange Universe of Gravitational Lensing
- Now Playing8minAbsolute Cold
- Now Playing12minReversing Entropy with Maxwell's Demon
- Now Playing3minThe Leap Second Explained
- Now Playing14minGamma-Ray Bursts: Crash Course Astronomy #40
- Now Playing11minNo Dark Matter = Proof of Dark Matter?
- Now Playing13minHow Will the Universe End?
- Now Playing12minWhat's On The Other Side Of A Black Hole?
- Now Playing14minOur Antimatter, Mirrored, Time-Reversed Universe
- Now Playing14minSecrets of the Cosmic Microwave Background
- Now Playing10minThe Death of the Sun
- Now Playing14min'Oumuamua Is Not Aliens
- Now Playing18minWhat If Gravity is Not Quantum?
- Now Playing9minWill Mars or Venus Kill You First?
- Now Playing11minStar Clusters: Crash Course Astronomy #35
- Now Playing10minLife on Europa?
- Now Playing9minGeneral Relativity & Curved Spacetime Explained!
- Now Playing13minSound Waves from the Beginning of Time
Beat Making Lab
- Now Playing10minHeartbeats of Fiji
- Now Playing2minMashup: National Anthems
- Now Playing2minField Trip: Prison Beats
- Now Playing3minGet Your Drums Right
- Now Playing3minPanama: Meet the Kids Behind the Beats
- Now Playing5minBehind the Beat: Portobelo
- Now Playing2minWhat's In the Backpack?
- Now Playing3minBeat Making Challenge #1: Accordion Trap
- Now Playing2minWalshy Fire [of Major Lazer] Wants Your Riddims
- Now Playing4minCho Cho Cho (Music Video) filmed in Goma, Congo
- Now Playing3min#FijiChallenge w/ Walshy Fire of Major Lazer
- Now Playing3minProf. Angel Sound Prison Beats Interview
- Now Playing3minFemale Hip Hop Crew Makes Beats in Senegal
- Now Playing3minBeat Making Challenge #2: Kora Riddim
- Now Playing3minExclusive Zenga (Music Video) by Flamme Kapaya
- Now Playing4minDiablos (music video)
- Now Playing3minEpisode 1: Goma, Congo
- Now Playing4minTrapped In Paradise
- Now Playing2minHealth Worker Beat
- Now Playing3minSampling w/ Flip Flops and Ski Beatz
Infinite Series
- Now Playing9minA Hierarchy of Infinities
- Now Playing15minArrow's Impossibility Theorem
- Now Playing11minSingularities Explained
- Now Playing9minBeyond the Golden Ratio
- Now Playing15minDissecting Hypercubes with Pascal's Triangle
- Now Playing14minInfinite Chess
- Now Playing11minVoting Systems and the Condorcet Paradox
- Now Playing10minThe Assassin Puzzle
- Now Playing9minHow Many Humans Have the Same Number of Body Hairs?
- Now Playing12minThe Honeycombs of 4-Dimensional Bees ft. Joe Hanson
- Now Playing14minTopology Riddles | Infinite Series
- Now Playing10minUnraveling DNA with Rational Tangles
- Now Playing9minHow Many Humans Have the Same Number of Body Hairs?
- Now Playing8minHow to Divide by "Zero"
- Now Playing13minWhat is a Random Walk?
- Now Playing9minThis Video was Not Encrypted with RSA
- Now Playing14minHow Big are All Infinities Combined? (Cantor's Paradox)
- Now Playing16minHow to Break Cryptography
- Now Playing14minWhy Computers are Bad at Algebra
- Now Playing17minSplitting Rent with Triangles
Idea Channel
- Now Playing8minIs Sad Music Actually Sad?
- Now Playing9minDoes Math Really Exist?
- Now Playing6minIs Doctor Who a Religion?
- Now Playing3minAre Holograms Nostalgia or a New Form of Art?
- Now Playing3minAre Holograms Nostalgia or a New Form of Art?
- Now Playing6minIs Futurama the Best Argument Against Transhumanism?
- Now Playing3minSuper Mario Brothers as Surrealist Art?
- Now Playing6minAre Virtual Video Game Economies Becoming Real?
- Now Playing8minIs Developing Artificial Intelligence (AI) Ethical?
- Now Playing3minIs the Web Browser Replacing the Art Gallery?
- Now Playing5minAre You a Hipster?
- Now Playing3minWhat Makes a Pop Star Authentic?
- Now Playing4minIs Twitter the Newest Form of Literature?
- Now Playing9minIs Community a Postmodern Masterpiece?
- Now Playing8minIs Piracy Helping Game of Thrones?
- Now Playing7minCan Dungeons & Dragons Make You Confident & Successful?
- Now Playing6minAre MP3s & Vinyl Better than Live Music?
- Now Playing4minHas the Microsoft Kinect revolutionized art?
- Now Playing5minIs Facebook Changing Our Identity?
- Now Playing6minWhat do MP3s and Magic Spells Have in Common?